Given a datastream from Kafka, is there a built in way, or what is the most efficient way to perform a SQL lookup.
For example, having a stream object connected to a sql table and joining it with the Kafka datastream. Given a sql table that can be updated on an ad hoc basis,
It seems like the obvious answer is to use Flink's SQL API, which is documented here.
There's also some Flink SQL training that includes a docker-based setup where you can use Flink's SQL client to make interactive SQL queries against a Kafka datastream.